Macro frame_support::ord_parameter_types

macro_rules! ord_parameter_types {
    (
		$( #[ $attr:meta ] )*
		$vis:vis const $name:ident: $type:ty = $value:expr;
		$( $rest:tt )*
	) => { ... };
    () => { ... };
    (IMPL $name:ident , $type:ty , $value:expr) => { ... };
}

Macro for easily creating a new implementation of both the Get and Contains traits. Use exactly as with parameter_types, only the type must be Ord.